Epson S1C31 User manual

Rev.4.0
CMOS 32-BIT SINGLE CHIP MICROCONTROLLER
S1C31 Family
Software Development
Setup Guide Rev.4

Evaluation board/kit and Development tool important notice
1. This evaluation board/kit or development tool is designed for use for engineering evaluation, demonstration,
or development purposes only. Do not use it for other purposes. It is not intended to meet the requirements of
design for finished products.
2. This evaluation board/kit or development tool is intended for use by an electronics engineer and is not a
consumer product. The user should use it properly and in a safe manner. Seiko Epson dose not assume any
responsibility or liability of any kind of damage and/or fire coursed by the use of it. The user should cease to
use it when any abnormal issue occurs even during proper and safe use.
3. The part used for this evaluation board/kit or development tool may be changed without any notice.
NOTICE
No part of this material may be reproduced or duplicated in any form or by any means without the written
permission of Seiko Epson. Seiko Epson reserves the right to make changes to this material without notice.
Seiko Epson does not assume any liability of any kind arising out of any inaccuracies contained in this material
or due to its application or use in any product or circuit and, further, there is no representation that this material is
applicable to products requiring high level reliability, such as, medical products. Moreover, no license to any
intellectual property rights is granted by implication or otherwise, and there is no representation or warranty that
anything made in accordance with this material will be free from any patent or copyright infringement of a third
party. When exporting the products or technology described in this material, you should comply with the
applicable export control laws and regulations and follow the procedures required by such laws and regulations.
You are requested not to use, to resell, to export and/or to otherwise dispose of the products (and any technical
information furnished, if any) for the development and/or manufacture of weapon of mass destruction or for other
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Arm, Cortex, Keil and µVision are registered trademarks of Arm Limited (or its subsidiaries) in the US and/or
elsewhere. IAR Systems, IAR Embedded Workbench, C-SPY, I-jet, IAR and the logotype of IAR Systems are
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registered trademarks of SEGGER Microcontroller GmbH & Co. KG. All rights reserved.
All brands or product names mentioned herein are trademarks and/or registered trademarks of their respective
companies.
“ Reproduced with permission from Arm Limited. Copyright © Arm Limited”
©SEIKO EPSON CORPORATION 2021, All rights reserved.

S1C31 Family Software Development Seiko Epson Corporation i
Setup Guide (Rev.4.0)
Table of Contents
1. Overview..................................................................................................................... 1
1.1 Software development environment list..................................................................................1
2. Acquisition of Software Development Environment............................................... 2
2.1 How to Get...................................................................................................................................2
2.2 Documents for Referencing Detailed Information..................................................................3
3. Setup of Software Development Environment ........................................................ 4
3.1 Installation of IDE .......................................................................................................................4
3.1.1 When Using the IAR EWARM ...............................................................................................4
3.1.2 When Using the MDK-ARM...................................................................................................5
3.2 Installing the S1C31SetupTool package ..................................................................................6
3.3 Connection of Hardware............................................................................................................8
3.3.1 When Using the I-jet ..............................................................................................................8
3.3.2 When Using the J-Link ..........................................................................................................9
3.4 Installation of peripheral circuit sample software package ................................................11
Revision History............................................................................................................. 12

1. Overview
S1C31 Family Software Development Seiko Epson Corporation 1
Setup Guide (Rev.4.0)
1. Overview
This document describes the setup procedure of our recommended software development environment for user
who are using S1C31 Family * 1 for the first time.
* 1: S1C31 Family is a microcontroller equipped with ARM® Cortex®-M0+ processor and is a product of Seiko
Epson Corporation.
1.1 Software development environment list
Figure 1.1.1 shows the software development environment set (toolchain) of the S1C31 Family.
Figure 1.1.1 S1C31 Family Toolchain
This document describes the procedure for setting up the software development environment required for "When
software development" in Figure 1.1.1.
I-jet / J-Link*2
.out*3
.bin*3
.axf*3
.bin*3
IAR EWARM*2
Keil MDK-ARM*2
Evaluation
Board*1
Evaluation
Board*1
S1C31xxx Peripheral
Circuit Sample
Software PKG*1
J-Link*2
When mass
production
When software
development
S1C31Setup
Tool PKG*1
S1C31Setup
Tool PKG*1
J-Link / Flasher*2
SEGGER J-Flash*2
User Board*4
*1 Provided by us
*2 Made by 3rd Party
*3 Generated file
*4 User board
Flasher*2
User Board*4
.PA*3
C31 PA file
creation tool*1
S1C31Setup
Tool PKG*1
Write and ship
in our factory

2. Acquisition of Software Development Environment
2Seiko Epson Corporation S1C31 Family Software Development
Setup Guide (Rev.4.0)
2. Acquisition of Software Development Environment
This chapter describes how to obtain our recommended software development environment required for software
development.
2.1 How to Get
The user can use the third-party ARM® development Environment (Integrated Development Environment /IDE
and Debug Probe) to development the software for the S1C31 Family.
Table 2.1.1 shows the recommended development Environment for S1C31 Family. Please contact the tool
vendors or the tool vendor’s distributors to obtain these tools.
Table 2.1.1 Development Environment Needed
Type
Name
Remarks
PC
PC with Windows 10
-
Integrated Development Environment
(IDE)
IAR Embedded Workbench for ARM
(by IAR Systems)
Please prepare either one.
MDK-ARM with uVision5 (by ARM)
Debugging Probe
I-jet (by IAR Systems)
Please prepare either one.
J-Link (by SEGGER)
Please prepare either one of IDEs and either one of debug probes in Table 2.1.1. However, please note that some
combinations of IDE and debug probe can not be used as shown in Table 2.1.2.
Table 2.1.2 Available Combinations of IDE and Debug Probe
I-jet
J-Link
IAR Embedded Workbench for ARM
(IAR EWARM)
Available
Available
MDK-ARM
Not available
Available
Furthermore, by using the software and evaluation board provided by us, users can start software development
smoothly. Table 2.1.3 shows the software development environment provided by us.
Table 2.1.3 Tools Provided by Seiko Epson
Name
Contents
S1C31 Setup Tool package*1
Files required for software development environment.
(Flash loader, configuration files (.svd, etc.), etc.)
S1C31xxx Peripheral circuit sample
software package*1
Peripheral circuit library and sample software.
S5U1C31xxxTx*2 (SVT Board)
S1C31xxx Evaluation Board.
*1: Please download from the Seiko Epson microcontroller web site.
*2: Please contact your local distributor or sales office.

2. Acquisition of Software Development Environment
S1C31 Family Software Development Seiko Epson Corporation 3
Setup Guide (Rev.4.0)
2.2 Documents for Referencing Detailed Information
For detailed information on each development environment tool, refer to the documents shown in Table 2.2.1.
Table 2.2.1 List of Reference Document
Tool
Reference
information
Reference document
IAR EWARM
Installation
Quick Reference *1
IDE operations
Getting Started with IAR Embedded Workbench for ARM *1
IDE Project Management and Building Guide *1
C-SPY® Debugging Guide *1
MDK-ARM
Installation
Getting Started with MDK *2
IDE operations
Getting Started with MDK *2
Complete User’s Guide Selection *2
I-jet
-
IAR Debugging probes User Guide *1
J-Link
-
J-Link/J-Trace User Guide *3
S1C31 Setup Tool package
-
This document *4
S1C31xxx Peripheral Circuit
Sample Software package
-
S1C31 Family Peripheral Circuit Sample Software Manual *4
S1C31xxx Evaluation Board
-
S5U1C31xxxTx Manual *4
*1: Please download from the IAR Systems web site.
The URL of this web site is as follows: <https://www.iar.com/>
*2: Please download from the ARM KEIL web site.
The URL of this web site is as follows: < http://www.keil.com/ >
*3: Please download from the SEGGER web site.
The URL of this web site is as follows: < https://www.segger.com/ >
*4: Please download from the Seiko Epson microcontroller web site.

3. Setup of Software Development Environment
4Seiko Epson Corporation S1C31 Family Software Development
Setup Guide (Rev.4.0)
3. Setup of Software Development Environment
This chapter describes the procedure for setting up the software development environment obtained in Chapter 2.
3.1 Installation of IDE
This section describes the procedure to install IAR EWARM and MDK-ARM.
3.1.1 When Using the IAR EWARM
Install the IAR EWARM by following the procedure shown below.
(1) Download the installer of IAR Embedded Workbench for ARM from the web site of IAR Systems.
(2) Finish all the application on the Windows.
(3) Double click the installer(exe file) to launch it. Then the installation screen shown below will be displayed.
(Figure 3.1.1.1)
(4) Click [Install IAR Embedded Workbench®] to start the installation wizard. (Figure 3.1.1.1)
Figure 3.1.1.1 Installation Screen of IAR Embedded Workbench for ARM
(5) Follow the prompts in the installation wizard to proceed with the installation. The recommended settings are
as follows.
•Installation directory: Default location
•Installation option: Full installation
If you launch the IAR Embedded Workbench for the first time after installation, license registration will be
requested. The procedure of license registration varies depending on the type of license you purchased. For more
information on the procedure of license registration, refer to “Quick Reference”(listed in Table 2.2.1).

3. Setup of Software Development Environment
S1C31 Family Software Development Seiko Epson Corporation 5
Setup Guide (Rev.4.0)
3.1.2 When Using the MDK-ARM
Install the MDK-ARM by following the procedure shown below.
(1) Download the installer of MDK-ARM from the ARM web site.
(2) Finish all the application on the Windows.
(3) Double click the installer(exe file) to launch it. Then the installation wizard shown below will be displayed.
(Figure 3.1.2.1)
Figure 3.1.2.1 Installation Screen of MDK-ARM
(4) Follow the prompts in the installation wizard to proceed with the installation of MDK Core. The
recommended settings are as follows.
•Installation directory: Default location
(5) Pack Installer is started automatically after the installation MDK Core, select [cortex-M0 plus] to install the
software pack for “cortex-M0 plus”.
If you use MDK-ARM without code size limits after installation, license registration is required. The procedure
of license registration varies depending on the type of license you purchased. For more information on the
procedure of license registration, refer to “Getting Started with MDK”(listed in Table 2.2.1).

3. Setup of Software Development Environment
6Seiko Epson Corporation S1C31 Family Software Development
Setup Guide (Rev.4.0)
3.2 Installing the S1C31SetupTool package
This section describes the installation procedure for the S1C31SetupTool package, which includes the flash
loader and configuration files (such as .svd).
(1) Download S1C31SetupTool.zip from our microcontroller website and unzip it to any folder.
(2) Execute “s1c31ToolchainSetup.exe” from the extraction destination folder.
(3) After starting the installer, execute the installation according to the instructions of the
installer.
1. Check the installation contents
2. Confirmation of the terms of the license agreement
3. Select the software development environment to use
4. Select the installation folder and execute the installation
If the software development environment to be used is not installed, "Destination
Folder" will be displayed in an empty state.
5. Exit the installer
1
2
3
4
* When IAR EWARM is selected in [3]

3. Setup of Software Development Environment
S1C31 Family Software Development Seiko Epson Corporation 7
Setup Guide (Rev.4.0)
* When KEIL MDK-AMR is selected in [3]
5
4